Why does the Earth have two magnetic poles?

The land is unique in Solar System For several reasons: it is the only planet with a breathable oxygen atmosphere, it is covered in liquid water and it is the only celestial body (that we know of) that harbors life. However, the often overlooked property that makes our planet special is that it is the only rocky body in the inner solar system with strong magnetic poles, and a compass would be useless on Mars.

But where do these columns come from and what do they do? To answer these questions, let’s start with a trip to the center of our planet.

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